THE PLT RPRTD THAT DURING A LANDING, THE AIRCRAFT BOUNCED A FEW TIMES, THEN HE ADDED POWER TO GO AROUND AFTER TRAVELING ABOUT 1/3 OF THE WAY DOWN THE RWY. HE STATED THAT AFTER THE ACFT HAD CONTINUED ABOUT 2/3 OF THE WAY DOWN THE RWY, HE SAW THAT IT 'WAS NOT REACTING TO THE GO-AROUND AS NEEDED.' THEREFORE, HE 'CUT (THE) POWER, GOT (THE) AIRCRAFT ON THE GROUND & STEERED TO THE OVERRUN.' SUBSEQUENTLY, THE ACFT WAS DAMAGED WHEN IT HIT A TREE & CROSSED A ROADWAY BEFORE STOPPING.